Home / 7,145,032,608.86-10,718,769,927.06-2,945,689,850

Finding the Fourth Proportional to 7,145,032,608.86, 10,718,769,927.06 and 2,945,689,850

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Solution

The fourth proportional to 7,145,032,608.86, 10,718,769,927.06 and 2,945,689,850 is: 4,419,038,163.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,145,032,608.86 : 10,718,769,927.06 = 2,945,689,850 : x
  2. Step 2: Convert to fraction form
    7,145,032,608.86/10,718,769,927.06 = 2,945,689,850/x
  3. Step 3: Cross multiply
    7,145,032,608.86x = 10,718,769,927.06 × 2,945,689,850
  4. Step 4: Simplify right side
    7,145,032,608.86x = 31,574,171,778,625,880,064
  5. Step 5: Solve for x
    x = 31,574,171,778,625,880,064/7,145,032,608.86
  6. Step 6: Final answer
    x = 4,419,038,163.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.